<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <title>夏日葵 | 后台登陆</title>
    <meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
    <link href="__PUBLIC__/bootstrap/css/bootstrap.min.css" rel="stylesheet" type="text/css" />
    <link href="__PUBLIC__/dist/css/AdminLTE.min.css" rel="stylesheet" type="text/css" />
    <link rel="stylesheet" type="text/css" href="__PUBLIC__/Admin/login/css/style.css">
    <style>
    #imgVerify {
        width: 120px;
        margin: 0 auto;
        text-align: center;
        display: block;
    }
    </style>
    <script>
    function checkBrowser() {
        var browser = navigator.appName;
        if (navigator.userAgent.indexOf("MSIE") > 0) { 
            var b_version = navigator.appVersion;
            var version = b_version.split(";");
            var trim_Version = version[1].replace(/[ ]/g, "");
            if ((browser == "Netscape" || browser == "Microsoft Internet Explorer")) {
                if (trim_Version == 'MSIE8.0' || trim_Version == 'MSIE7.0' || trim_Version == 'MSIE6.0') {
                    alert('请使用IE9.0版本以上进行访问');
                    return;
                }
            }
        }
    }
    checkBrowser();
    </script>
</head>

<body class="login-page">
    <div class="wrapper">
        <div class="container">
            <h1>鲜乐园生鲜市场</h1>
            <form class="form">
                <div class="form-group has-feedback">
                    <input type="text" name="username" id="username" placeholder="账号">
                </div>
                <div class="form-group has-feedback">
                    <input type="password" name="password" id="password" placeholder="密码">
                </div>
                <div class="form-group has-feedback">
                    <block realtime="true" opinion_name="vertify_code" default="true">
                        <div class="row row_box">
                            <div class="col-xs-8 vertify_box_parent">
                                <input class="vertify_box" type="text" name="vertify" placeholder="验证码" />
                            </div>
                            <div class="col-xs-4 imgVerify_parent">
                                <img id="imgVerify" style="cursor:pointer;width:106px;" src="{:U('Admin/vertify')}" onclick="fleshVerify();" />
                            </div>
                        </div>
                    </block>
                </div>
                <div class="form-group">
                    <button type="button" id="login-button" onclick="checkLogin()">立即登录</button>
                </div>
            </form>
        </div>
        <ul class="bg_bubbles">
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>
    <script src="__PUBLIC__/js/jQuery-2.1.4.min.js" type="text/javascript"></script>
    <script type="text/javascript" src="__PUBLIC__/Admin/login/js/style.js"></script>
    <script src="__PUBLIC__/bootstrap/js/bootstrap.min.js" type="text/javascript"></script>
    <script src="__PUBLIC__/js/layer/layer.js"></script>
    <script>
    $(function() {
        $('#username').focus();
    });

    function fleshVerify() {
        $('#imgVerify').attr('src',"{:U('Admin/vertify')}/" + Math.floor(Math.random() * 100));
    }
    jQuery.fn.center = function() {
        this.css("position", "absolute");
        this.css("top", Math.max(0, (($(window).height() - $(this).outerHeight()) / 2) +
            $(window).scrollTop()) - 30 + "px");
        this.css("left", Math.max(0, (($(window).width() - $(this).outerWidth()) / 2) +
            $(window).scrollLeft()) + "px");
        return this;
    }

    function checkLogin() {
        var username = $('#username').val();
        var password = $('#password').val();
        var vertify = $('input[name="vertify"]').val();
        if (username == '' || password == '') {
            layer.alert('用户名或密码不能为空', {
                icon: 2
            });
            return;
        }
        if (vertify == '') {
            layer.alert('验证码不能为空', {
                icon: 2
            });
            return;
        }
        if (vertify.length != 4) {
            layer.alert('验证码错误', {
                icon: 2
            });
            return;
        }

        $.ajax({
            url: "{:U('Admin/login')}",
            type: 'post',
            dataType: 'json',
            data: {
                username: username,
                password: password,
                vertify: vertify
            },
            success: function(res) {
                if (res.status == 1) {
                    top.location.href = res.url;
                } else {
                    layer.alert(res.msg, {
                        icon: 2
                    });
                }
            },
            error: function(XMLHttpRequest, textStatus, errorThrown) {
                layer.alert('网络失败，请刷新页面后重试', {
                    icon: 2
                });
            }
        });
    }
    document.onkeydown = function(event) {
        e = event ? event : (window.event ? window.event : null);
        if (e.keyCode == 13) {
            checkLogin();
        }
    }
    </script>
</body>

</html>
